78281658

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47791}}^1$

素因数の和:47819

約数の個数: 48

約数和(自身を含む): 208755456

約数和(自身を除く): 130473798

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 546, 819, 1638, 47791, 95582, 143373, 286746, 334537, 430119, 621283, 669074, 860238, 1003611, 1242566, 1863849, 2007222, 3010833, 3727698, 4348981, 5591547, 6021666, 8697962, 11183094, 13046943, 26093886, 39140829, 78281658]

約数ペア:

[(1, 78281658), (2, 39140829), (3, 26093886), (6, 13046943), (7, 11183094), (9, 8697962), (13, 6021666), (14, 5591547), (18, 4348981), (21, 3727698), (26, 3010833), (39, 2007222), (42, 1863849), (63, 1242566), (78, 1003611), (91, 860238), (117, 669074), (126, 621283), (182, 430119), (234, 334537), (273, 286746), (546, 143373), (819, 95582), (1638, 47791)]